Why N matters
N is the reverse of A and one of the most useful reversal-pair memorizations: if you know A is dit-dah, N is dah-dit. N is also the seventh-most-common letter in English and appears in virtually every sentence.
Memorization tip
“DAH-dit” — the exact reverse of A.
Common English words starting with N
Where this letter appears in the ITU alphabet
The full A–Z chart shows every letter side-by-side so you can see the pattern of dots and dashes. For just the numbers, see morse code numbers 0–9. For a printable version, the chart page combines letters, digits, and punctuation in one layout.
The history of N
N descends from the Phoenician nun, meaning fish or snake, drawn as a wavy line. The Greeks straightened it into nu, and the Romans gave it the angled diagonal we still use. N has been one of the most stable letters in shape across three millennia. In English, N is the seventh most common letter and powers the negation prefix ('no', 'not', 'never'), the indefinite article fragment ('an'), and the gerund ending '-ing', which together appear in nearly every sentence ever written.
N in CW operating
N has no formal prosign meaning on its own, but it is part of NIL ('nothing heard' or 'no traffic for you'), which net controllers send when polling stations and finding none with messages. N is also the lead letter of NR ('number', used in sending message serial numbers in formal CW traffic) and appears in nearly every callsign in the US (the FCC issues ham licences with N, K, W, and AA-AL prefixes).
What position 7 means in practice
N at position 7 with 6.7% frequency means about one N every fifteen characters of running English — high enough that you'll encounter N constantly in any drill file. The dominance of the negation cluster ('no', 'not', 'never', 'none', 'nothing') plus the indefinite article 'an' and the gerund-final '-n' lifts N's effective frequency further. In CW, N appears in nearly every callsign exchange — the FCC issues N-prefix licences to many US ham operators, so contest weekends are saturated with N. The exact-reverse-of-A relationship makes N one of the highest-leverage early Koch letters.
How to drill it
N is the exact reverse of A (dah-dit versus di-dah). This is the second canonical Koch reversal pair after D/U and should be drilled as a single unit. The risk at speed is dropping the trailing dot and hearing N as T (a single dash). Wait for the dot — if it arrives within one element-length, you have N.
Most-confused with: A, T, D — drill them together.
Sample copy: “No one knew Nina's new name.”
Frequently asked questions
What is the letter N in morse code?
The letter N in international morse code is "-." — 2 symbols.
How do I remember the morse code for N?
"DAH-dit" — the exact reverse of A.
How common is the letter N in English?
N is position 7 in English frequency, appearing in about 6.7% of running text.